Hi-Fi & High-end Bluetooth Audio Player
  • CW6690G is a Hi-Fi Bluetooth audio player microcontroller with built-in high-performance DSP and Dual-mode Bluetooth. Using flexible and efficient architecture of 32-bit RISC CPU+DSP,CW6690G integrates a high quality audio Multi-format decoder and a ster


Product Features
DSP+ Dual-mode Bluetooth
High-performance 32-bit dual-core processor, CPU + programmable DSP combination
Multi-format decoder supporting MP3, WMA, WAV, APE, FLAC and other formats
Hi-Fi stereo audio AD record performance, SNR>95dB
Hi-Fi stereo audio DAC playback performance, SNR>100dB
SPDIF optical fiber and coaxial digital audio input
Multiple audio mixing channels to support mixing effect
Support digital power amplifier, or Class-D PWM power stage
Two SARADC with 12 channels
OTG2.0 USB, Two SD Host controller
Support LCD segment display ,digital tubes, TFT color display
A variety of different audio processing modules, Eight-band EQ, DRC, AEC&FFT
Support Bluetooth 4.0 and Bluetooth 2.1+EDRDual-mode Bluetooth protocol
Support a variety of audio processing algorithms including AEC (Acoustic Echo Cancellation) and noise reduction algorithm
Advanced vocal removal function: vocal low frequencies kept by DSP processing, specifically for karaoke products
Howling prevention function: DSP howling prevention algorithm effectively reduces Microphone howling, specifically for Karaoke products
Product Advantages
High-resolution audio quality to satisfy the growing demands of high-end products
Rich and flexible on-chip resources suit for a variety of complex application scenarios
Highly-integrated; simple and reliable external circuit; easy to manufacture
Bluetooth Karaoke Microphone
Stage Speaker
Karaoke System
System Block Diagram